3213012440969 has 2 divisors, whose sum is σ = 3213012440970. Its totient is φ = 3213012440968.

The previous prime is 3213012440959. The next prime is 3213012440971. The reversal of 3213012440969 is 9690442103123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2541432190969 + 671580250000 = 1594187^2 + 819500^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213012440969 - 2¹² = 3213012436873 is a prime.

It is a super-2 number, since 2×3213012440969² (a number of 26 digits) contains 22 as substring.

Together with 3213012440971, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3213012440959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606506220484 + 1606506220485.

It is an arithmetic number, because the mean of its divisors is an integer number (1606506220485).

Almost surely, 2^{3213012440969} is an apocalyptic number.

It is an amenable number.

3213012440969 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213012440969 is an equidigital number, since it uses as much as digits as its factorization.

3213012440969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 3213012440969 in words is "three trillion, two hundred thirteen billion, twelve million, four hundred forty thousand, nine hundred sixty-nine".